#!/usr/bin/env python3
#-*- coding:utf-8 -*-



__author__ = 'tongzi'

class Dict(dict):
	'''
	Simple dict but also support access as x.y style.
	
	>>> d1 = Dict()
	>>> d1['x'] = 100
	>>> d1.x
	100
	>>> d1.y = 200
	>>> d1['y']
	200
	>>> d2 = Dict(a=1,b=2,c='5')
	>>> d2.c
	'5'
	>>> d2['empty']
	Traceback (most recent call last):
        ...
    AttributeError: 'Dict' object has no attribute 'empty'
	
	'''

	def __init__(self,**kw):
		super().__init__(**kw)
		
	def __getattr__(self,key):
		try:
			return self[key]
		except KeyError:
			raise AttributeError(r"'Dict' object has no attribute '%s'"%key)
	
	def __setattr__(self,key,value):
		self[key] = value
		
		
		
if __name__ == '__main__':		
	import doctest
	doctest.testmod()